processarchivedeploymentdbtest.java

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 * JBoss, Home of Professional Open Source
 * Copyright 2005, JBoss Inc., and individual contributors as indicated
 * by the @authors tag. See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */
package org.jbpm.jpdl.par;

import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.Arrays;
import java.util.List;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;
import java.util.zip.ZipOutputStream;

import org.jbpm.db.AbstractDbTestCase;
import org.jbpm.graph.def.ProcessDefinition;
import org.jbpm.util.ClassLoaderUtil;
import org.jbpm.util.IoUtil;

public class ProcessArchiveDeploymentDbTest extends AbstractDbTestCase {

  String getTestClassesDir() {
    return ProcessArchiveDeploymentDbTest.class.getProtectionDomain().getCodeSource().getLocation().getFile();
  }

  public void testDeployProcess() throws Exception {

    // create a process archive file and save it to disk
    String fileName = getTestClassesDir()+"/testarchive.process";
    FileOutputStream fileOutputStream = new FileOutputStream(fileName);
    ZipOutputStream zipOutputStream = new ZipOutputStream(fileOutputStream);
    addEntry(zipOutputStream, "processdefinition.xml", "org/jbpm/jpdl/par/deployableprocess.xml");
    zipOutputStream.close();

    // deploy the saved process file
    ZipInputStream zipInputStream = new ZipInputStream(new FileInputStream(fileName));
    ProcessDefinition processDefinition = ProcessDefinition.parseParZipInputStream(zipInputStream);
    jbpmContext.deployProcessDefinition(processDefinition);

    newTransaction();

    List allProcessDefinitions = graphSession.findAllProcessDefinitions();
    assertEquals(1, allProcessDefinitions.size());
    processDefinition = (ProcessDefinition) allProcessDefinitions.get(0);
    assertEquals("the deployable process", processDefinition.getName());
  }

  public void testDeployProcessWithFile() throws Exception {
    // create a process archive file and save it to disk
    String fileName = getTestClassesDir()+"/testarchive.process";
    FileOutputStream fileOutputStream = new FileOutputStream(fileName);
    ZipOutputStream zipOutputStream = new ZipOutputStream(fileOutputStream);
    addEntry(zipOutputStream, "processdefinition.xml", "org/jbpm/jpdl/par/deployableprocess.xml");
    addEntry(zipOutputStream, "classes/org/jbpm/jpdl/par/ProcessArchiveDeploymentDbTest.class", "org/jbpm/jpdl/par/ProcessArchiveDeploymentDbTest.class");
    zipOutputStream.close();

    // deploy the saved process file
    ZipInputStream zipInputStream = new ZipInputStream(new FileInputStream(fileName));
    ProcessDefinition processDefinition = ProcessDefinition.parseParZipInputStream(zipInputStream);
    jbpmContext.deployProcessDefinition(processDefinition);

    newTransaction();

    List allProcessDefinitions = graphSession.findAllProcessDefinitions();
    assertEquals(1, allProcessDefinitions.size());
    processDefinition = (ProcessDefinition) allProcessDefinitions.get(0);
    byte[] processBytes = processDefinition.getFileDefinition().getBytes("classes/org/jbpm/jpdl/par/ProcessArchiveDeploymentDbTest.class");
    byte[] expectedBytes = IoUtil.readBytes(ClassLoaderUtil.getStream("org/jbpm/jpdl/par/ProcessArchiveDeploymentDbTest.class"));

    assertTrue(Arrays.equals(expectedBytes, processBytes));
  }

  public void testDeployTwoVersionOfProcess() throws Exception {

    // create a process archive file and save it to disk
    String fileName = getTestClassesDir()+"/testarchive.process";
    FileOutputStream fileOutputStream = new FileOutputStream(fileName);
    ZipOutputStream zipOutputStream = new ZipOutputStream(fileOutputStream);
    addEntry(zipOutputStream, "processdefinition.xml", "org/jbpm/jpdl/par/deployableprocess.xml");
    zipOutputStream.close();

    // deploy the saved process file
    ZipInputStream zipInputStream = new ZipInputStream(new FileInputStream(fileName));
    ProcessDefinition processDefinition = ProcessDefinition.parseParZipInputStream(zipInputStream);
    jbpmContext.deployProcessDefinition(processDefinition);

    newTransaction();

    // deploy the saved process file again
    zipInputStream = new ZipInputStream(new FileInputStream(fileName));
    processDefinition = ProcessDefinition.parseParZipInputStream(zipInputStream);
    jbpmContext.deployProcessDefinition(processDefinition);

    newTransaction();

    assertEquals(2, graphSession.findAllProcessDefinitions().size());
    assertEquals(2, graphSession.findLatestProcessDefinition("the deployable process").getVersion());
  }

  private static void addEntry(ZipOutputStream zipOutputStream, String entryName, String resource) throws IOException {
    InputStream inputStream = ClassLoaderUtil.getStream(resource);
    byte[] bytes = IoUtil.readBytes(inputStream);
    addEntry(zipOutputStream, entryName, bytes);
  }

  private static void addEntry(ZipOutputStream zipOutputStream, String entryName, byte[] content) throws IOException {
    ZipEntry zipEntry = new ZipEntry(entryName);
    zipOutputStream.putNextEntry(zipEntry);
    zipOutputStream.write(content);
  }
}